Smaty Champ 3 Ply Surgical Face Mask ( Pack Of 12) 3 Layers Mask Anti-Pollution Surgical Mask (Free Size, Pack of 12, 3 Ply)

This 3ply face mask composed of three layers of filters. The outermost layer filters out the largest dust particles, the innermost layer preserves the respirator’s shape and the middle layer is composed of electrostatic filter media. It has the ability of this respirator mask to filter above 90% of 0.3-micron particulate dusts. (Scientific research has proven thatfor all dust particles sizes, 0.3 micron dust are the most difficult to filter effectively).This mask is used as a disposable face mask for respiratory protection against fine dust particles.